3120-01-040-3946 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-040-3946.

Summary

Explore detailed summary information for bearing: 3120-01-040-3946. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-040-3946
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 05/07/1977

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

fed std 66 fed std 1st material response and aisi 410 assn std 1st material response and sae 51410 assn std 1st material response and ams 5643 assn std 2nd material response outer race member material document and classification, ams 5630 assn std single material response inner member material document and classification, 0.9380 inches minimum and 0.9400 inches maximum inner member width, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, 0.4370 inches minimum and 0.4375 inches maximum bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-040-3946 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4370 inches minimum and 0.4375 inches maximum
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Inner Member Width: 0.9380 inches minimum and 0.9400 inches maximum
Material Document And Classification: ams 5630 assn std single material response inner member
Material Document And Classification: fed std 66 fed std 1st material response and aisi 410 assn std 1st material response and sae 51410 assn std 1st material response and ams 5643 assn std 2nd material response outer race member
Material: steel comp 440c inner member
Material: steel comp 410 and steel comp 630 outer race member
Outer Member Outside Diameter: 1.1870 inches minimum and 1.1875 inches maximum
Outer Member Width: 0.4950 inches minimum and 0.5050 inches maximum
Static Radial Load Rating: 14000 pounds
Style Designator: with insert and/or liner with staking groove

Replaces

The NSN 3120-01-040-3946 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-407-0615	No Name Available	11/01/1995

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
53G970718-27	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-040-3946. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-040-3946?: The FSCG of the NSN 3120-01-040-3946 is 3120

Does the NSN 3120-01-040-3946 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-040-3946 require demilitarization?: Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-01-040-3946 contain precious materials?: Precious metal content is unknown

Does NSN 3120-01-040-3946 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.